About Us

For over 30 years, our manufacturing jewelers have supplied gemstone rings of superior craftsmanship to thousands of retail jewelry stores in the United States. Our management offices are located at

Mapco Plaza

Diamond Basics Plus
1717 S. Boulder Ave.
Suite 109
Tulsa, OK 74119

Phone: 800-418-7678
Fax: 918-699-0035

Email: Click here
Web: diamondbasicsplus.com

If you are in the Tulsa area and would like to visit our offices personally, feel free to call us at (918)699-0030 to schedule an appointment.






Our Chief Operating Officer is a graduate of the Gemological Institute of America, the world’s leading authority on gemstones and diamonds and is always available to answer your questions regarding gemstones and jewelry.

Our Personal Service

Andy Marcum

Speak with a jewelry expert: when you contact customer service at Diamond Basics Plus, you will be speaking with a qualified jewelery expert who actually works at our offices.

Your contact is empowered to answer your gemological questions, help you with website navigation, assist in completing a transaction or expedite your order on the spot.

Unlike other websites, we never use outside 800-number operators to answer our customer service lines.



Easy, extended access to our personal help: we are available to answer your needs around the clock, and provide several options for your communication:

1. Direct Telephone Service: We are always available between 9 a.m. and 5 p.m. Central time, and often available as early as 6 a.m., and as late as 8 p.m. Our toll free customer service number is 1-800-418-7678. If you don’t get an immediate live answer, leave a voice message for our customer service department and they will return your call promptly.

2. Live Online Chat: you may contact our on-staff jewelry experts during daytime and evening hours using our live online chat feature. This is especially helpful if you are having difficulty completing a transaction. To access live chat, click the icon at the top left of any page.

3. Email Service: If you ask a question via email, we will usually respond within 3 hours and often respond within 15 minutes. When you send an email to: customerservice@diamondbasicsplus.com it is actually received by our top 7 staff executives. You can be confident that your request will be handled promptly and professionally.

4. Fax Service: We are always available via fax at 918-699-0035.

Our Buyer Protection Program

You can purchase jewelry with confidence on Diamondbasicsplus.com because our Buyer Protection Program assures you of a safe, trustworthy online transaction.

1. 100% Guaranteed Satisfaction: if you are not satisfied with your jewelry purchase, for any reason, we guarantee you a prompt full refund within 30 days of purchase date. We do not charge restocking fees. Returning an item is fast and easy.

2. Certified Safe and Secure Transaction: The Diamondbasicsplus.com site carries certification of security. Your name, address and credit card information are 128-bit encrypted, which renders them invisible during the internet transfer. Our banking partner Authorize.net is the industry leader in secure online transactions.

3. 100% Privacy Policy: We regard your privacy as a matter of serious respect. We will not share your name, email address or personal information with any outside party.

4. Zero Liability: You can shop confidently at Diamondbasicsplus.com knowing that your credit card is protected. MasterCard, Visa, Discover and American Express provide protection against unauthorized use of your credit card for online purchases. Should any unauthorized use of your card occur, you'll pay nothing.

5. Independent Appraisers Network: We encourage you to have your jewelry appraised by a qualified independent third party for insurance purposes and for your own peace of mind. The American Society of Appraisers will provide you with a list of qualified gemologists in your area.